191 

 Fünf neue Helicinaceen. 



Vom Dr. L. Pfeif (er 



1. Trochatella GouJdiana Pfr. 

 T. globoso-conica, lenuiuscula , oblique striala, lineis 

 vix elevatis spiraübus, superne distantioribus, basi con- 

 fertis siibdecussata, lutea, albo subfasciata- spira conica, 

 mucronala; anfr. 6 planiusculi, ultiiruis perij)heria angu- 

 latus, basi planiuscuUis; apertura perobh'qua, rotundato- 

 semiovabs; columella brevis, verticalis, subdilatata; peris(. 

 subexpansum, inarginibus callo tenui junctis, basali cum 

 columella angulum feie rectum foruiaiite, — Operc. soli- 

 dum, testaceum, albidum. — Diam. uiaj. 11, aiin. 9, alt. 

 8 miil. (Mus. Cuming. ) 



Trochatella Gouldiana Pfr. in Chemii. ed. II. Helicina 

 C ■' ■■ t. 10. f. 5. 6. (ined.) 

 Habitat in insula Cuba. 



s. 



2. Helicina sinuosa Pfr. 

 T. globoso-conica, solida, concentrice tenuiter striata^ 

 oi)aca, alba; spira conica, acuta; sutura impressa; anfr. 

 6'/2 plani, ultimus subcarinatus, basi convexiusculus; 

 apertura subverticalis, sinuoso - triangularis; columella 

 brevis, planata , basi in nodum dentilormen desinens, 

 callum tenuem emittens; perist. incrassatum, expansum, 

 margine dextro repando, ascendente, cum tul)erculo calloso 

 in carina anfractus penullimi sinum formante. - Operc? 

 — Diam. maj. 16, min. 1372) a'^- •> '«'1'- (iMus. Cuming.) 

 Helicina sinuosa Pfr, in Chemn. ed. II. N. 94. t. 10. 



f. 7. 8. (ined.) 

 Habitat Mexico? 



3. Helicina Moreletiajia Pfr. 

 T. depresse conoidea, tenuiuscula, lineis elevatis 

 spiralibus minute sculpta, opaca , rubello- llavida; spira 

 brevis, conoidea, apice acuta; anfr. 5 plani, ultimus acute 



